3-way PVC manifold for female threading and for valve manifolds in swimming pool filtration circuits. It simplifies the installation of ball valves: the 3 inlet connections are female to directly thread the valves, without having to cut PVC pipes. The 3-way manifold is made of PVC, pressure PN16. Available in 3 sizes : 1"-1", 2"-2" and 2"-1 1/2".